Earthquake report · M 3.0

M3.0 earthquake 63 km S of Adak, Alaska

USGS · updated Oct 20, 2026, 22:40 UTC

A magnitude 3.0 earthquake was recorded on Oct 16, 2026, 9:11 AM (EDT) 63 km S of Adak, Alaska at a depth of 21 km, according to the U.S. Geological Survey (USGS). Data is preliminary and the magnitude may be revised.

Reported location · 51.31°, -176.74° ·

Read the official report ↗Map, updates and comments

Details

Source: usgs
Category: earthquake
Source status: active
Magnitude: 3.0
Depth (km): 21
Local time: Oct 16, 2026, 9:11 AM (EDT)
UTC time: 2026-10-16 13:11
Coordinates: 51.306, -176.738

Updates

M 3.0 - 63 km S of Adak, AlaskaOct 20, 2026, 22:40 UTC

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Saved source report · captured Oct 22, 2026, 03:03 UTC. Follow the issuing authority’s current instructions.